Navbar中的Bootstrap Dropdown插件

<nav class = navbar navbar-default role = navigation>

   <div class = navbar-header>
      <a class = navbar-brand href = #>jb51.cc</a>
   </div>

   <div>
      <ul class = nav navbar-nav>
         <li class = active><a href = #>iOS</a></li>
         <li><a href = #>SVN</a></li>

         <li class = dropdown>
            <a href = # class = dropdown-toggle data-toggle = dropdown>
               Java 
               <b class=caret></b>
            </a>

            <ul class = dropdown-menu>
               <li><a href = #>jmeter</a></li>
               <li><a href = #>EJB</a></li>
               <li><a href = #>Jasper Report</a></li>

               <li class = divider></li>
               <li><a href = #>Separated link</a></li>

               <li class = divider></li>
               <li><a href = #>One more separated link</a></li>
            </ul>

         </li>
      </ul>
   </div>

</nav>